PACHYSTOMA. 



639 



O. GRANDIFLORUS, Linrf.— Although several species of Ornithocephalus are 

 known, this is the only one in cultivation at the present day. It is a dwarf- 

 growing and compact evergreen plant, having bright green oblong-acute leaves, 

 from 3 to 6 inches long ; the scapes are produced from the axils of the leaves, 

 from 6 to 8 inches long, arching, bearing a dense many-flowered raceme of flowers 

 measuring about f inch across ; sepals and petals pure white, blotched with bright 

 emerald green at the base ; lip somewhat rounded, saccate, keeled beneath, clawed, 

 the front lobe crisped, white in front, green behind. — Brazil, Organ Mountains. 



Fig.— Selg. Hovt., 188i, p. 89; Vcitrh's Mnii. Orcli. PI., viii. p. 134; Orchid 

 Album, y..t.i7 2. 



FACHYNH. — See Phajus grandipolius. 



PACHYSTOMA, Blume. 



(^Trihc Epidendreae, suitrlbc Erieae.) 

 A small genus of Orchids allied to Tpsea, and producing from the 

 rhizomes one or two-leaved pseudobulbs, often developed later on, and 

 having simple leafless scapes bearing the flowers in short racemes. 



PACHYSTOMA. THOMSONIANUM. 



There are about ten species found in West Tropical Africa and the Malay 

 Archipelago. I-psea is included in the genus by some authorities. 



Culture. — This plant is best grown in a pot in a compost of fibrous 

 peat and sphagnum moss, and with good drainage. It should be grown 

 in the East Indian house as near the light as possible. 



